diff --git a/src/gateware/kasli_soc.py b/src/gateware/kasli_soc.py
index b7341ff..106e6cb 100755
--- a/src/gateware/kasli_soc.py
+++ b/src/gateware/kasli_soc.py
@@ -310,7 +310,6 @@ class GenericMaster(SoCCore):
             self.add_csr_group("grabber", self.grabber_csr_group)
         
 
-        self.rustc_cfg["has_virtual_leds"] = None
         self.submodules.virtual_leds = virtual_leds.VirtualLeds()
         self.csr_devices.append("virtual_leds")
 
@@ -483,7 +482,6 @@ class GenericSatellite(SoCCore):
             self.add_csr_group("grabber", self.grabber_csr_group)
             # no RTIO CRG here
         
-        self.rustc_cfg["has_virtual_leds"] = None
         self.submodules.virtual_leds = virtual_leds.VirtualLeds()
         self.csr_devices.append("virtual_leds")